import java.util.ArrayList;

public class Test {
    public static void main(String[] args) {
        BinaryTree binaryTree  = new BinaryTree();
        binaryTree.creatTree();
        binaryTree.FirstTree();
       /* ArrayList<Integer> arrayList=binaryTree.CenterTree2();
         System.out.println(arrayList);
        */

        System.out.println();
        ArrayList<Integer> arrayList1= binaryTree.FirstTree3();
        System.out.println(arrayList1);
    }
}
